Product of real roots of the equation x 2 + |x| + 9 = 0
Mathematics · JEE Main · NTA Exams — Complex Numbers and Quadratic Equations
Product of real roots of the equation
x2 + |x| + 9 = 0
x2 + |x| + 9 = 0
- is always positive
- is always negative
- does not exist
- none of the above
Answer
(C) does not exist
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The value of a for which the sum of the squares of the roots of the equation x^ 2 -(a-2) x-a-1=0 assume the…
- array l If z_ r = ( 3^ r )+i ( 3^ r ), r=1,2,3 Then value of z_ 1 z_ 2 z_ 3 . . is array
- If ω (≠ 1) is a cube root of unity and (1 + ω) 7 = A + Bω. Then, A + 2B (where A, B ∈ R ), equals to
- Let z - i be any complex number such that z-i z+i is a purely imaginary number then z+ 1 z is:
- If Re ( z-1 2 z+i )=1 , where z = x + iy, then the point (x, y) lies on a:
- The equation b z+b z =c where b is a non zero complex constant and c is real, represents
- Area of Δ whose vertices are points z 1 , z 2 , z 3 on the argand diagram, is
- If α and β be the roots of the equation x^ 2 -7 x+2=0 , then the least value of n for which ( x )^ n =1 is:
More Complex Numbers and Quadratic Equations questions · Browse all practice questions